<template>
  <div class="app-container">

    <!-- 查询和其他操作 -->
    <div class="filter-container">
      <el-input
        v-model="listQuery.rolename"
        clearable
        size="mini"
        class="filter-item"
        style="width: 200px;"
        placeholder="请输入角色名称"
      />
      <el-button
        v-permission="['GET /admin/role/list']"
        size="mini"
        class="filter-item"
        type="primary"
        icon="el-icon-search"
        @click="handleFilter"
      >查找</el-button>
      <el-button
        v-permission="['POST /admin/role/create']"
        size="mini"
        class="filter-item"
        type="primary"
        icon="el-icon-edit"
        @click="handleCreate"
      >添加</el-button>
    </div>

    <!-- 查询结果 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      size="small"
      element-loading-text="正在查询中。。。"
      border
      fit
      highlight-current-row
    >
      <el-table-column
        align="center"
        label="角色名称"
        prop="name"
        sortable
      />

      <el-table-column
        align="center"
        label="角色分类"
        prop="type"
      >
        <template slot-scope="scope">
          <el-tag
            v-if="scope.row.type === 0"
            size="mini"
          >超级管理员</el-tag>
          <el-tag
            v-else-if="scope.row.type === 1"
            size="mini"
          >管理端角色</el-tag>
          <el-tag
            v-else
            size="mini"
          >商户端角色</el-tag>
        </template>
      </el-table-column>

      <el-table-column
        align="center"
        label="说明"
        prop="desc"
      />

      <el-table-column
        align="center"
        label="操作"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            v-permission="['POST /admin/role/update']"
            type="primary"
            size="mini"
            v-if="scope.row.type != 0 && scope.row.type != 1"
            @click="handleUpdate(scope.row)"
          >编辑</el-button>
          <el-button
            v-permission="['POST /admin/role/delete']"
            type="danger"
            size="mini"
            v-if="scope.row.type != 0 && scope.row.type != 1"
            @click="handleDelete(scope.row)"
          >删除</el-button>
          <el-button
            v-permission="['GET /admin/role/permissions']"
            type="primary"
            size="mini"
            v-if="scope.row.type != 0 && scope.row.type != 1"
            @click="handlePermission(scope.row)"
          >授权</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="listQuery.page"
      :limit.sync="listQuery.limit"
      @pagination="getList"
    />

    <!-- 添加或修改对话框 -->
    <el-dialog
      :title="textMap[dialogStatus]"
      :visible.sync="dialogFormVisible"
      :close-on-click-modal="false"
    >
      <el-form
        ref="dataForm"
        :rules="rules"
        :model="dataForm"
        status-icon
        label-position="left"
        label-width="100px"
        style="width: 80%; margin-left:50px;"
      >
        <el-form-item
          label="角色名称"
          prop="name"
        >
          <el-input v-model="dataForm.name" />
        </el-form-item>
        <el-form-item
          label="角色分类"
          prop="type"
        >
          <el-select
            v-model="dataForm.type"
            clearable
          >
            <el-option
              v-for="(item,index) of roleType"
              :key="index"
              :label="item.value"
              :value="item.key"
            >{{ item.value }}</el-option>
          </el-select>
        </el-form-item>
        <el-form-item
          label="说明"
          prop="desc"
        >
          <el-input v-model="dataForm.desc" />
        </el-form-item>
      </el-form>
      <div
        slot="footer"
        class="dialog-footer"
      >
        <el-button @click="dialogFormVisible = false">取消</el-button>
        <el-button
          v-if="dialogStatus=='create'"
          type="primary"
          @click="createData"
        >确定</el-button>
        <el-button
          v-else
          type="primary"
          @click="updateData"
        >确定</el-button>
      </div>
    </el-dialog>

    <!-- 权限配置对话框 -->
    <el-dialog
      :visible.sync="permissionDialogFormVisible"
      title="权限配置"
    >
      <el-tree
        ref="tree"
        :data="systemPermissions"
        :default-checked-keys="assignedPermissions"
        show-checkbox
        node-key="id"
        highlight-current
      >
        <span
          slot-scope="{ node, data }"
          class="custom-tree-node"
        >
          <span>{{ data.name }}</span>
          <el-tag
            v-if="data.api"
            type="success"
            size="mini"
          >{{ data.api }}</el-tag>
        </span>
      </el-tree>
      <div
        slot="footer"
        class="dialog-footer"
      >
        <el-button @click="permissionDialogFormVisible = false">取消</el-button>
        <el-button
          type="primary"
          @click="updatePermission"
        >确定</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
import {
  listRole,
  createRole,
  updateRole,
  deleteRole,
  getPermission,
  updatePermission,
  getRoleMenu, updateRoleMenu
} from '@/api/business/role'
import Pagination from '@/components/Pagination'
export default {
  name: 'Role',
  components: { Pagination },
  data() {
    return {
      list: null,
      total: 0,
      listLoading: true,
      listQuery: {
        page: 1,
        limit: 20,
        name: undefined,
        sort: 'add_time',
        order: 'desc'
      },
      dataForm: {
        id: undefined,
        name: undefined,
        desc: undefined,
        type: 2
      },
      dialogFormVisible: false,
      dialogStatus: '',
      textMap: {
        update: '编辑',
        create: '创建'
      },
      rules: {
        name: [
          { required: true, message: '角色名称不能为空', trigger: 'blur' }
        ]
      },
      permissionDialogFormVisible: false,
      systemPermissions: null,
      assignedPermissions: null,
      permissionForm: {
        roleId: undefined,
        permissions: []
      },
      roleType: [
        // {
        //   key: 0,
        //   value: '超级管理员'
        // },
        // {
        //   key: 1,
        //   value: '管理端角色'
        // },
        {
          key: 2,
          value: '商户端角色'
        }
      ]
    }
  },
  created() {
    this.getList()
  },
  methods: {
    getList() {
      this.listLoading = true
      listRole(this.listQuery)
        .then(response => {
          this.list = response.data.data.items
          this.total = response.data.data.total
          this.listLoading = false
        })
        .catch(() => {
          this.list = []
          this.total = 0
          this.listLoading = false
        })
    },
    handleFilter() {
      this.listQuery.page = 1
      this.getList()
    },
    resetForm() {
      this.dataForm = {
        id: undefined,
        name: undefined,
        desc: undefined
      }
    },
    handleCreate() {
      this.resetForm()
      this.dialogStatus = 'create'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    createData() {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          createRole(this.dataForm)
            .then(response => {
              this.list.unshift(response.data.data)
              this.dialogFormVisible = false
              this.$notify.success({
                title: '成功',
                message: '添加角色成功'
              })
            })
            .catch(response => {
              this.$notify.error({
                title: '失败',
                message: response.data.errmsg
              })
            })
        }
      })
    },
    handleUpdate(row) {
      this.dataForm = Object.assign({}, row)
      this.dialogStatus = 'update'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    updateData() {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          updateRole(this.dataForm)
            .then(() => {
              for (const v of this.list) {
                if (v.id === this.dataForm.id) {
                  const index = this.list.indexOf(v)
                  this.list.splice(index, 1, this.dataForm)
                  break
                }
              }
              this.dialogFormVisible = false
              this.$notify.success({
                title: '成功',
                message: '更新管理员成功'
              })
            })
            .catch(response => {
              this.$notify.error({
                title: '失败',
                message: response.data.errmsg
              })
            })
        }
      })
    },
    handleDelete(row) {
      deleteRole(row)
        .then(response => {
          this.$notify.success({
            title: '成功',
            message: '删除管理员成功'
          })
          const index = this.list.indexOf(row)
          this.list.splice(index, 1)
        })
        .catch(response => {
          this.$notify.error({
            title: '失败',
            message: response.data.errmsg
          })
        })
    },
    handlePermission(row) {
      this.permissionDialogFormVisible = true
      this.permissionForm.roleId = row.id
      // getPermission({ roleId: row.id })
      //   .then(response => {
      //     this.systemPermissions = response.data.data.systemPermissions
      //     this.assignedPermissions = response.data.data.assignedPermissions
      //   })
      getRoleMenu({ roleId: row.id }).then((response) => {
        console.log(response.data.data)
        this.systemPermissions = response.data.data.sysMenus;
        this.assignedPermissions = response.data.data.sysRoleMenu;
      });
    },
    updatePermission() {
      this.permissionForm.permissions = this.$refs.tree.getCheckedKeys(true)
      updateRoleMenu(this.permissionForm)
        .then(response => {
          this.permissionDialogFormVisible = false
          this.$notify.success({
            title: '成功',
            message: '授权成功'
          })
        })
        .catch(response => {
          this.$notify.error({
            title: '失败',
            message: response.data.errmsg
          })
        })
    }
  }
}
</script>
